4,4'-BIPHENYLDICARBONITRILE

4,4'-BIPHENYLDICARBONITRILE Basic information

Product Name:	4,4'-BIPHENYLDICARBONITRILE
Synonyms:	TIMTEC-BB SBB008455;4 4-DIPHENYLDICARBONITRILE 95%;4-(4-cyanophenyl)benzenecarbonitrile;4-(4-cyanophenyl)benzonitrile;4,4'-Biphenyldicarbonitrile ,98%;4,4'-Bibenzonitrile 4,4'-Dibenzonitrile 4,4'-Dicyanobiphenyl;4,4'-Biphenyldicarbonitrile 97%;4,4'-DICYANOBIPHENYL
CAS:	1591-30-6
MF:	C14H8N2
MW:	204.23
EINECS:	216-468-6
Product Categories:	Aromatic Nitriles;Biphenyls (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;Ring Systems;C10 to C27;Cyanides/Nitriles;Nitrogen Compounds
Mol File:	1591-30-6.mol

4,4'-BIPHENYLDICARBONITRILE Chemical Properties

Melting point	236-240 °C(lit.)
Boiling point	332.72°C (rough estimate)
density	1.1974 (rough estimate)
refractive index	1.6152 (estimate)
form	Solid
color	White to Amber
Water Solubility	Insoluble in water.
BRN	1869917
CAS DataBase Reference	1591-30-6(CAS DataBase Reference)
EPA Substance Registry System	[1,1'-Biphenyl]-4,4'-dicarbonitrile (1591-30-6)

Safety Information

Hazard Codes	Xn
Risk Statements	20/21/22
Safety Statements	36/37
RIDADR	3276
WGK Germany	3
RTECS	DV2625000
TSCA	Yes
HazardClass	6.1
PackingGroup	III
HS Code	2926907090
Toxicity	LD50 ipr-mus: 75 mg/kg NTIS** AD691-490

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

4,4'-BIPHENYLDICARBONITRILE Usage And Synthesis

Uses	Biphenyl-4,4'-dicarbonitrile is used as a pharmaceutical intermediate.
Synthesis Reference(s)	The Journal of Organic Chemistry, 51, p. 2627, 1986 DOI: 10.1021/jo00364a002 Tetrahedron, 28, p. 5081, 1972 DOI: 10.1016/0040-4020(72)88161-4 Tetrahedron Letters, 23, p. 4215, 1982 DOI: 10.1016/S0040-4039(00)88707-9
General Description	4,4′-Biphenyldicarbonitrile (BPCN), also known as 4,4′-dicyanobiphenyl, is a para-disubstituted biphenyl. It can be prepared from benzidine dihydrochloride.3 BPCN belongs to the monoclinic crystal system and P21 space group.
Safety Profile	Poison by intraperitoneal route. When heated to decomposition itemits toxic fumes of NOx and CN-.

4,4'-BIPHENYLDICARBONITRILE Preparation Products And Raw materials

Raw materials	4'-Hydroxy-4-biphenylcarbonitrile-->4-Bromophenol-->4,4'-Biphenol-->4-Chlorobenzonitrile
Preparation Products	4,4'-BIPHENYLDICARBONYL CHLORIDE-->4,4'-Biphenyldicarboxaldehyde-->[1,1'-biphenyl]-4,4'-bis(carboximidamide) dihydrochloride-->[1,1'-BIPHENYL]-4,4'-DICARBOXAMIDE

Phenyl benzonitrile 4-Cyanobiphenyl 4-Pentyloxy-[1,1'-biphenyl]-4'-carbonitrile 2,2'-BIPHENYLDICARBONITRILE 4-Cyano-4'-methylbiphenyl 4,4'-BIPHENYLDICARBONITRILE 4'-Hydroxy-4-biphenylcarbonitrile p-Tolunitrile 2,2',3,3',5,5',6,6'-OCTAFLUORO-4,4'-BIPHENYLDICARBONITRILE 4,4'-Dimethylbiphenyl

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